Republic Services, Inc. engages in the provision of environmental services. The company is headquartered in Phoenix, Arizona and currently employs 42,000 full-time employees. The company provides recycling, solid waste, special waste, hazardous waste and field services. Its segments include Group 1, Group 2 and Group 3. Group 1 is its recycling and waste business operating primarily in geographic areas located in the western United States. Group 2 is its recycling and waste business operating primarily in geographic areas located in the southeastern and mid-western United States, the eastern seaboard of the United States, and Canada. Group 3 is its environmental solutions business operating primarily in geographic areas located across the United States and Canada. The company operates across the United States and Canada through 367 collection operations, 248 transfer stations, 75 recycling centers, 208 active landfills, two treatment, recovery and disposal facilities, 23 treatment, storage and disposal facilities, five saltwater disposal wells, 14 deep injection wells and one polymer center.